David Luiz has fallen out of favour with Antonio Conte this season, casting huge doubts over his future at Chelsea.
The centre-half has lost his place to former Borussia Monchengladbach loanee Andreas Christensen in the heart of defence.
Luiz has now not featured in the Premier League for the Blues since the 1-0 win over Bournemouth in October.
And Brazilian outlet Globo Esporte claim the 30-year-old is seriously considering leaving Stamford Bridge in January.
The report says his relationship with Conte has become untenable in the last month and he cannot stay as long as the Italian remains in charge.
He feels he has no future with the Blues – something that could be potentially damaging to his hopes of making the Brazil World Cup squad in the summer.
He is realistic and thinks he will have to move on if he is to secure regular game time in the run up to Russia.
And Express Sport understands Real Madrid are already showing interest in the experienced former Paris Saint-Germain defender.
However, Chelsea are said to be reluctant to sell and Conte admitted this week he wants Luiz back as soon as possible after recently suffering a knee injury.
“Now it’s very difficult because he has…